There is a certain moment in the film when the son is in the nursing home and he goes to the television and turns it off because he sees himself in the image. ↗
These sorts of things can happen, identities can be switched, the emotional implications are something that he has not been trained to feel. His whole life has been about separating himself from these sorts of actions. ↗
The main secret for a horse that is heavy upon the hand, is for the rider to have a very light one; for when he finds nothing to bear upon with his mouth, he infallibly throws himself upon the haunches for his own security. ↗
Wit is so shining a quality that everybody admires it; most people aim at it, all people fear it, and few love it unless in themselves. A man must have a good share of wit himself to endure a great share of it in another. ↗